Share to Stack Exchange

Generalizes Share Notes.

Cost

You’ll need to reformulate your comments as a question. Is this so bad? You can fit almost any content you want to share into the question format.

If you already have content on your blog, you are allowed to link to it from an SO answer; see What is the policy for linking to your own blog in your answers? - Meta Stack Overflow. In some cases this may be required e.g. if you want to share the output of significant computation.